Hi Folks, I am trying to use Hugin on an Ubuntu Studio 24.04 / KDE Wayland 
OS. It is a pre-installed app. It appears to work extremely well and 
correctly up to the point of Pre-Processing. Where I get this error msg. 
See Screenshot.

I have been trying to read and troubleshoot this to no avail. I did per FAQ 
and the Temporary Files limitations open Hugin with the command listed. 
```TMPDIR=/media/disk-2/tmp hugin &```

This command did indeed open Hugin. But returned a very long 
Warnings/Critical list.if there are any Admin or developers who can help. 
Please RSVP. 
I post the return here:

```peterzabriskie@*******-MS-7D98:~$ TMPDIR=/media/disk-2/tmp hugin & 
[1] 17835 
peterzabriskie@*******-MS-7D98:~$  
(hugin:17835): Gtk-CRITICAL **: 23:20:55.085: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-CRITICAL **: 23:20:55.105: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-WARNING **: 23:20:55.118: Theme directory places/128 of 
theme ubuntustudio-dark has no size
field 


(hugin:17835): Gtk-WARNING **: 23:20:55.118: Theme directory 
places/scalable of theme ubuntustudio-dark has no
size field 


(hugin:17835): Gtk-CRITICAL **: 23:20:55.148: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-CRITICAL **: 23:20:55.149: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-CRITICAL **: 23:20:55.149: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-CRITICAL **: 23:20:55.149: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-CRITICAL **: 23:20:55.149: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-CRITICAL **: 23:20:55.152: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-CRITICAL **: 23:20:55.153: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-CRITICAL **: 23:20:55.153: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-CRITICAL **: 23:20:55.154: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 

(hugin:17835): Gtk-CRITICAL **: 23:20:55.154: gtk_widget_set_size_request: 
assertion 'height >= -1' failed 
/usr/share/hugin/data/plugins/woa.py 
  CAT:Control Points 
  NAM:Warped Overlap Analysis 
  fails @api-max 
/usr/share/hugin/data/plugins/top_five.py 
  CAT:Control Points 
  NAM:keep 5 CPs per image pair 
  fails @api-max 

(hugin:17835): Gtk-WARNING **: 23:20:55.313: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:20:55.313: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:20:55.313: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:20:55.313: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 
ERROR: 23:20:55.514402 (./src/hugin1/hugin/huginApp.cpp:479) OnInit(): 
Tempdir could not be created: /media/di
sk-2/tmp 
ERROR: 23:20:55.514430 (./src/hugin1/hugin/huginApp.cpp:483) OnInit(): 
could not change to temp. dir: /media/d
isk-2/tmp 

(hugin:17835): Gtk-CRITICAL **: 23:23:20.957: gtk_box_gadget_distribute: 
assertion 'size >= 0' failed in GtkSp
inButton 

(hugin:17835): Gtk-CRITICAL **: 23:23:20.957: gtk_box_gadget_distribute: 
assertion 'size >= 0' failed in GtkSp
inButton 

(hugin:17835): Gtk-CRITICAL **: 23:23:20.962: gtk_box_gadget_distribute: 
assertion 'size >= 0' failed in GtkSp
inButton 

(hugin:17835): Gtk-CRITICAL **: 23:23:20.963: gtk_box_gadget_distribute: 
assertion 'size >= 0' failed in GtkSp
inButton 

(PTBatcherGUI:18170): Gtk-WARNING **: 23:23:47.589: Theme directory 
places/128 of theme ubuntustudio-dark has 
no size field 


(PTBatcherGUI:18170): Gtk-WARNING **: 23:23:47.589: Theme directory 
places/scalable of theme ubuntustudio-dark
has no size field 


(PTBatcherGUI:18170): Gtk-WARNING **: 23:23:47.752: for_size smaller than 
min-size (20 < 24) while measuring g
adget (node check, owner GtkCheckButton) 
/usr/include/wx-3.2/wx/strvararg.h(484): assert "(argtype & 
(wxFormatStringSpecifier<T>::value)) == argtype" f
ailed in wxArgNormalizer(): format specifier doesn't match argument type 

(PTBatcherGUI:18170): Gtk-WARNING **: 23:23:47.823: for_size smaller than 
min-size (20 < 24) while measuring g
adget (node check, owner GtkCheckButton) 

(hugin:17835): Gtk-CRITICAL **: 23:24:02.302: gtk_box_gadget_distribute: 
assertion 'size >= 0' failed in GtkSp
inButton 

(hugin:17835): Gtk-CRITICAL **: 23:24:02.302: gtk_box_gadget_distribute: 
assertion 'size >= 0' failed in GtkSp
inButton 

(hugin:17835): Gtk-CRITICAL **: 23:24:02.308: gtk_box_gadget_distribute: 
assertion 'size >= 0' failed in GtkSp
inButton 

(hugin:17835): Gtk-CRITICAL **: 23:24:02.308: gtk_box_gadget_distribute: 
assertion 'size >= 0' failed in GtkSp
inButton 

(hugin:17835): Gtk-WARNING **: 23:24:08.986: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:08.986: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 
Optimizing Variables 
Strategy 1 
Average (rms) distance between Controlpoints  
after 0 iteration(s):          1.88261411426471 units 
Strategy 1 
Average (rms) distance between Controlpoints  
after 1 iteration(s):          1.88261411426471 units 

Optimizing Variables 
Strategy 2 
Average (rms) distance between Controlpoints  
after 0 iteration(s):          1.88261412882203 units 
Strategy 2 
Average (rms) distance between Controlpoints  
after 1 iteration(s):          1.87528923636413 units 
Strategy 2 
Average (rms) distance between Controlpoints  
after 2 iteration(s):          1.87528923274624 units 

Optimizing Variables 
Strategy 1 
Average (rms) distance between Controlpoints  
after 0 iteration(s):          1.68845771789087 units 
Strategy 1 
Average (rms) distance between Controlpoints  
after 1 iteration(s):          1.68845771789087 units 

Optimizing Variables 
Strategy 2 
Average (rms) distance between Controlpoints  
after 0 iteration(s):          1.68845772919128 units 
Strategy 2 
Average (rms) distance between Controlpoints  
after 1 iteration(s):          1.67752736999497 units 
Strategy 2 
Average (rms) distance between Controlpoints  
after 2 iteration(s):          1.67752736932919 units 


(hugin:17835): Gtk-WARNING **: 23:24:27.285: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.285: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.351: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.351: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.369: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.369: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.607: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.607: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.639: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.639: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.658: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.658: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.675: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.675: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.692: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:27.692: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 
Optimizing Variables 
Strategy 1 
Average (rms) distance between Controlpoints  
after 0 iteration(s):          1.88260953816455 units 
Strategy 1 
Average (rms) distance between Controlpoints  
after 1 iteration(s):          1.88260953816455 units 

Optimizing Variables 
Strategy 2 
Average (rms) distance between Controlpoints  
after 0 iteration(s):          1.88260955271987 units 
Strategy 2 
Average (rms) distance between Controlpoints  
after 1 iteration(s):           1.8752892363906 units 
Strategy 2 
Average (rms) distance between Controlpoints  
after 2 iteration(s):          1.87528923274631 units 

Optimizing Variables 
Strategy 1 
Average (rms) distance between Controlpoints  
after 0 iteration(s):          1.68843511233751 units 
Strategy 1 
Average (rms) distance between Controlpoints  
after 1 iteration(s):          1.68843511233751 units 

Optimizing Variables 
Strategy 2 
Average (rms) distance between Controlpoints  
after 0 iteration(s):          1.68843512363635 units 
Strategy 2 
Average (rms) distance between Controlpoints  
after 1 iteration(s):          1.67752735525322 units 
Strategy 2 
Average (rms) distance between Controlpoints  
after 2 iteration(s):           1.6775273546288 units 


(hugin:17835): Gtk-WARNING **: 23:24:49.492: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.492: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.526: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.527: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.544: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.544: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.604: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.604: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.636: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.636: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.657: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.657: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.726: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.726: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.758: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.758: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.775: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.775: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.796: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.796: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.853: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.853: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.872: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:24:49.872: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:25:04.282: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:25:04.282: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:25:04.393: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 

(hugin:17835): Gtk-WARNING **: 23:25:04.393: for_size smaller than min-size 
(21 < 24) while measuring gadget (
node button, owner GtkSpinButton) 





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